Recent advances in layered Ln 2 NiO 4+ δ nickelates: Fundamentals and prospects of their applications in protonic ceramic fuel and electrolysis cells
In the past decade, intensive research on proton-conducting oxide materials has provided a
basis for the development of intermediate-temperature protonic ceramic electrochemical …
basis for the development of intermediate-temperature protonic ceramic electrochemical …
Catalytic mixed conducting ceramic membrane reactors for methane conversion
The application of catalytic mixed conducting ceramic membrane reactors shows great
promise for industrial processes to produce value-added chemicals. A catalytic membrane …
promise for industrial processes to produce value-added chemicals. A catalytic membrane …
New chemical systems for solid oxide fuel cells
In this review article, new systems being investigated for application in solid oxide fuel cells
are discussed. For the electrode materials, materials with the perovskite or related structures …
are discussed. For the electrode materials, materials with the perovskite or related structures …
Oxygen bulk diffusion and surface exchange in Sr-substituted La2NiO4+ δ
The oxygen bulk diffusion and surface exchange in Sr-substituted La2NiO4+ δ were
investigated separately in this work. The oxygen flux through La2− xSrxNiO4+ δ (x= 0.1 and …
investigated separately in this work. The oxygen flux through La2− xSrxNiO4+ δ (x= 0.1 and …
Impact of Oxygen Deficiency on the Electrochemical Performance of K2NiF4‐Type (La1−xSrx)2NiO4−δ Oxygen Electrodes
E Kravchenko, K Zakharchuk, A Viskup, J Grins… - …, 2017 - Wiley Online Library
Abstract Perovskite‐related (La1− xSrx) 2NiO4− δ (x= 0.5–0.8) phases were explored for
possible use as oxygen electrodes in solid electrolyte cells with a main focus on the effect of …
possible use as oxygen electrodes in solid electrolyte cells with a main focus on the effect of …
Transport properties and defect analysis of La1. 9Sr0. 1NiO4+ δ
The oxygen flux through La1. 9Sr0. 1NiO4+ δ has been measured as a function of oxygen
activity gradient and temperature (750–1000° C). The oxygen nonstoichiometry was …
activity gradient and temperature (750–1000° C). The oxygen nonstoichiometry was …
Determination of inter-diffusion coefficients for the A-and B-site in the A2BO4+ δ (A= La, Nd and B= Ni, Cu) system
A-and B-site cation diffusion in the La2NiO4+ δ system was investigated by, respectively,
La2NiO4+ δ–Nd2NiO4+ δ and La2NiO4+ δ–La2CuO4+ δ inter-diffusion couples, annealed …
La2NiO4+ δ–Nd2NiO4+ δ and La2NiO4+ δ–La2CuO4+ δ inter-diffusion couples, annealed …
Synthesis, Sintering, Transport Properties, and Surface Exchange of La2Ni0.9Cu0.1O4+δ
Dense La 2 Ni 0.9 Cu 0.1 O 4+ δ ceramics were sintered from powders synthesized through
a wet‐chemical citrate nitrate route with optimized ratios of citrate to nitrate. Less citrate …
a wet‐chemical citrate nitrate route with optimized ratios of citrate to nitrate. Less citrate …
[HTML][HTML] Surface kinetics and bulk transport in La2Ni0. 5Cu0. 5O4+ δ membranes from conductivity relaxation
Z Li, R Haugsrud - Journal of the European Ceramic Society, 2023 - Elsevier
This work reports conductivity relaxation measurements on both uncoated (1.2 mm thick)
and coated (2.0 mm thick) La 2 Ni 0.5 Cu 0.5 O 4+ δ membranes in the temperature range …
and coated (2.0 mm thick) La 2 Ni 0.5 Cu 0.5 O 4+ δ membranes in the temperature range …
Kinetic Decomposition of a La2NiO4+ δ Membrane under an Oxygen Potential Gradient
A dense ceramic La 2 NiO 4+ δ membrane was annealed under an oxygen potential
difference between flowing O 2 and Ar at 1000 C for 800 h. The membrane was afterwards …
difference between flowing O 2 and Ar at 1000 C for 800 h. The membrane was afterwards …